« previous next »

Author Question: What is the effect of a nonsense mutation in a gene? A) It changes an amino acid (Read 692 times)

Yolanda

  • Hero Member
  • *****
  • Posts: 757
on: Jun 25, 2013
What is the effect of a nonsense mutation in a gene?
A) It changes an amino acid in the encoded protein.
B) It has no effect on the amino acid sequence of the encoded protein.
C) It introduces a premature stop codon into the mRNA.
D) It alters the reading frame of the mRNA.
E) It prevents introns from being excised.


coco

  • Hero Member
  • *****
  • Posts: 739
Reply #1 on: Jun 27, 2013
It's C. Have a nice day!


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Yolanda

  • Hero Member
  • *****
  • Posts: 757
Reply #2 on: Jul 5, 2013
Thanks COCO :D


« previous next »
 

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Step 3 of gene cloning: The cloning of a recombinant vector. Step 3 of gene cloning: The cloning of a recombinant vector.
Gene duplication and the evolution of homologous genes Gene duplication and the evolution of homologous genes
Comparison of small subunit (SSU) rRNA gene sequences from three animals and a protist. Comparison of small subunit (SSU) rRNA gene sequences from three animals and a protist.
Women who are monozygotic twins and have the same genes are more similar in their marital happiness Women who are monozygotic twins and have the same genes are more similar in their marital happiness
acid acid
BIOLOGY GENE DESCRIPTION FOR ASSIGNEMNT BIOLOGY GENE DESCRIPTION FOR ASSIGNEMNT
Video: Ventilation - phases and driving forces

For a complete list of videos, visit our video library